A genetic annealing model for the universal ancestor of all extant life is presented; the name
of the model derives from its resemblance to physical annealing. The scenario pictured …

… These theories are testable by "reconstructing" ancestor states using phylogenetic trees and
… accuracy of ancestor reconstructions. We present likelihoods of discrete ancestor states and …

… controversies on the nature of the universal ancestor and the evolutionary processes that
shaped it. … This communal ancestor occupied as a whole the node located at the bottom of the …

Comparative genomics, using computational and experimental methods, enables the
identification of a minimal set of genes that is necessary and sufficient for sustaining a functional …

… they supposedly differ from the hypothetical ancestor. But, the ancestral morphotype is not a
… refute ancestor-descendant relationships. Therefore, given our initial assumptions, ancestor-…

… I embarked on researching Roman ancestor masks in the Autumn of 1990 while resident at
the … mask of an ancestor for a Roman? The present investigation places the ancestor mask in …

Quantitative estimates of the gene complement of the last common ancestor of all extant
organisms, that is, the cenancestor, may be hindered by ancient horizontal gene transfer events …

… common ancestor (… ancestor of bacteria, archaea and eukaryotes 3,4 , newer two-domain
trees of life have eukaryotes arising from prokaryotes 5,6 , making LUCA the common ancestor …

In this brief mini-review I address the current controversy surrounding the nature of the last
common ancestor of all life on Earth. The pros and cons of the various positions have been …

Recently, a number of prominent anthropologists have cited with approval WHR Rivers'
observations on "descent" and "descent groups." Rivers has been credited with considerable …